Vo T, Le L, Trần Đăng, Phạm A, Nguyen TT. Design of powered air purifying respirator used for healthcare workers in isolation room. VNUHCM Journal of Engineering and Technology [Internet]. 31Mar.2022 [cited 7Apr.2026];4(4):1321-3. Available from: https://et.vnuhcmjournal.com.vn/index.php/et/article/view/931